Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 3, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Sep 22, 1992, 6:45 PM CDT for Brooks County, Jim Hogg County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Sep 22, 1992, 6:45 PM CDT (23:45 UTC)
- Expired
- Sep 22, 1992, 9:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
Counties Brooks County, TX, Jim Hogg County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 11.8 hours before the alert went out and 135 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2571 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 813 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBRO 222349 FFWBRO TXC047-247-230245- BULLETIN - EBS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 645 PM CDT TUE SEP 22 1992 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A FLOOD WARNING EFFECTIVE UNTIL 945 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH TEXAS ...BROOKS COUNTY...JIM-HOGG COUNTY AT 625 PM RADAR INDICATED A LARGE AREA OF SHOWERS AND THUNDERSTORMS ACROSS SOUTH TEXAS FROM NORTHEAST OF CORPUS CHRISTI SOUTHWEST ACROSS THE RIO GRANDE RIVER BETWEEN LAREDO AND RIO GRANDE CITY. THE AREA WAS ALMOST STATIONARY. HEAVY RAIN HAS ALREADY POUNDED PORTIONS OF THE AREA WITH 3 TO 5 INCHES OF RAIN. RADAR ALSO INDICATES THAT MORE HEAVY RAIN IS LIKELY THIS EVENING..AT FIRST IN JIM HOGG COUNTY..AND POSSIBLY LATER IN BROOKS COUNTY. THIS MUCH RAIN CAN CAUSE EXTENSIVE FLOODING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Sep 22, 1:57 PM CDT, 4 hours 48 minutes before
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
Special weather statement, Sep 22, 3:49 PM CDT, 2 hours 56 minutes before
TXZ041-042-043-044-222145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BROWNSVILLE TX 346 PM CDT TUE SEP 22 1992 ...THUNDERSTORMS REMAINING NEARLY STATIONARY ACROSS THE WESTERN SEECTIONS OF DEEP SOUTH TEXAS... AT 330 PM CDT...NATIONAL WEATHER SERVICE RADAR WAS DETECTING AN AREA OF THUNDERSTORMS...SOME WITH VERY HEAVY RAINFALL...FROM NEAR HEBBRONVILLE SOUTHWEST INTO MEXICO ABOUT 50 MILES SOUTHWEST OF RIO GRANDE CITY. THE THUNDERSTORM WITH THE HEAVIEST RAINFALL WAS LOCATED OVER THE SOUTHERN END OF FALCON LAKE NEAR FALCON DAM. MOVEMENT WAS NEARLY STATIONARY BUT SHOWED A SLIGHT DRIFT TO THE SOUTHWEST AROUND 5 MILES AN HOUR. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAINFALL IN A SHORT PERIOD OF TIME WHICH...DUE TO THE SLOW MOVEMENT...CAN VERY LIKELY RESULT IN LOCALIZED URBAN FLOODING. BESIDES THE HEAVY RAINFALL AND THE POSSIBILTY OF FLOODING...THESE THUNDERSTORMS CAN PRODUCE FREQUENT AND DANGEROUS LIGHTNING...STRONG AND GUSTY WINDS...AND POSSIBLE HAIL. PEOPLE ACROSS THE WESTERN SECTIONS OF DEEP SOUTH TEXAS SHOULD REMAIN ALERT THROUGHOUT THE REMAINDER OF THE DAY AND INTO THIS EVENING FOR THREATENING WEATHER CONDITIONS. ELSEWHERE...AN AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAINFALL...WERE LOCATED BETWEEN FALFURRIAS AND CORPUS CHRISTI. OTHER WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WERE JUST OFF THE LOWER TEXAS AND MEXICAN COASTS FROM ABOUT 15 TO ABOUT 80 MILES NORTHEAST OF PORT MANSFIELD AND ALSO ABOUT 50 MILES SOUTHEAST OF PORT ISABEL. THESE SHOWERS AND THUNDERSTORMS WERE SHOWING LITTLE MOVEMENT.
Special weather statement, Sep 22, 4:46 PM CDT, 1 hour 59 minutes before
TXZ041-042-043-044-222245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BROWNSVILLE TX 446 PM CDT TUE SEP 22 1992 ...THUNDERSTORMS REMAIN ALMOST STATIONARY ACROSS DEEP SOUTH TEXAS... HEAVY RAIN IS LIKELY... AT 425 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LARGE AREA OF THUNDERSTORMS...SOME WITH VERY HEAVY RAINFALL...FROM NEAR HEBBRONVILLE SOUTHWEST INTO MEXICO ABOUT 50 MILES SOUTHWEST OF RIO GRANDE CITY. HEAVIEST RAIN WAS LOCATED OVER NORTH ZAPATA COUNTY. ANOTHER AREA OF THUNDERSTORMS WAS LOCATED NEAR CORPUS CHRISTI. HEAVY RAIN WAS OCCURRING THERE ALSO. FLOODING IS POSSIBLE BOTH AREAS. 4 TO 5 INCHES OF RAIN ARE POSSIBLE IN SOME SPOTS THIS EVENING. THE STORMS ARE ALSO CAUSING DANGEROUS LIGHTNING AND STRONG GUSTY WIND.
Special weather statement, Sep 22, 5:50 PM CDT, 55 minutes before
TXZ041>044-222355- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BROWNSVILLE TX 550 PM CDT TUE SEP 22 1992 ...THUNDERSTORMS REMAIN ALMOST STATIONARY ACROSS DEEP SOUTH TEXAS... HEAVY RAIN IS LIKELY... AT 525 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LARGE AREA OF THUNDERSTORMS...SOME WITH VERY HEAVY RAINFALL...FROM LAREDO TO BEEVILLE TO CORPUS CHRISTI TO RIO GRANDE CITY EXTENDING INTO MEXICO TO MONTERREY. THE HEAVIEST RAIN WAS LOCATED FROM CORPUS CHRISTI TO BAFFIN BAY TO JUST NORTH OF FALFURRIAS AND OVER TO ALICE. THE INDIVIDUAL THUNDERSTORM CELLS WERE MOVING TO THE SOUTH NEAR 15 MILES AN HOUR WHILE THE AREA SHOWED LITTLE MOVEMENT. THE STORMS ARE ALSO CAUSING DANGEROUS LIGHTNING AND STRONG GUSTY WINDS. HAIL IS ALSO POSSIBLE IN SOME OF THE STRONGER THUNDERSTORMS. THE STRONGEST STORMS WILL BE MOVING INTO BROOKS AND KENEDY COUNTIES FROM THE NORTH DURING THE NEXT HOUR OR TWO. STRONG THUNDERSTORMS WERE ALSO OCCURRING IN NORTHEAST MEXICO FROM 25 MILES SOUTH OF REYNOSA TO CIUDAD VICTORIA. LITTLE MOVEMENT WAS NOTED.
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 2:15 PM CDT | Severe Thunderstorm Warning | BRO | Jim Hogg, Starr, Zapata | 60 min |
Nearby
Flash Flood Warnings in Texas, 1992Every flash flood warning in 1992
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.